| Porky Run | |
| Name Other: | Tributary to Caldwell Creek |
| Map Size: | 300 |
| Pushpin Map: | USA Pennsylvania#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Caption: | Location of Porky Run mouth |
| Pushpin Map Alt: | Map of Porky Run mouth location |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Pennsylvania |
| Subdivision Type3: | County |
| Subdivision Name3: | Crawford |
| Length: | 3.19miles[1] |
| Discharge1 Location: | Caldwell Creek |
| Discharge1 Avg: | 4.82cuft/s at mouth with Caldwell Creek[2] |
| Source1: | Hummer Creek divide |
| Source1 Location: | about 1.5 miles east of Shelmandine Springs, Pennsylvania |
| Source1 Coordinates: | 41.6842°N -79.6294°W[3] |
| Source1 Elevation: | 1590feet[4] |
| Mouth: | Caldwell Creek |
| Mouth Location: | about 1.5 miles northeast of East Titusville, Pennsylvania |
| Mouth Coordinates: | 41.6394°N -79.6178°W |
| Mouth Elevation: | 1205feet[5] |
| Progression: | southeast |
| River System: | Allegheny River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Bridges: | Spring Creek Road, Sutton Road, Keyes Road, Dotyville Road |
Porky Run is a 2.46miles long 1st order tributary to Caldwell Creek in Crawford County, Pennsylvania.
Porky Run rises about 1.5 miles east of Shelmandine Springs, Pennsylvania and then flows southeast to join Caldwell Creek about 1.5 miles northeast of East Titusville, Pennsylvania.[5]
Porky Run drains of area, receives about 45.1 in/year of precipitation, has a wetness index of 429.93, and is about 70% forested.[2]